202167940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^3\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:198

約数の個数: 96

約数和(自身を含む): 475009920

約数和(自身を除く): 272841980

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 107, 130, 169, 172, 214, 215, 260, 338, 428, 430, 535, 559, 676, 845, 860, 1070, 1118, 1391, 1690, 2140, 2197, 2236, 2782, 2795, 3380, 4394, 4601, 5564, 5590, 6955, 7267, 8788, 9202, 10985, 11180, 13910, 14534, 18083, 18404, 21970, 23005, 27820, 29068, 36166, 36335, 43940, 46010, 59813, 72332, 72670, 90415, 92020, 94471, 119626, 145340, 180830, 188942, 235079, 239252, 299065, 361660, 377884, 470158, 472355, 598130, 777569, 940316, 944710, 1175395, 1196260, 1555138, 1889420, 2350790, 3110276, 3887845, 4701580, 7775690, 10108397, 15551380, 20216794, 40433588, 50541985, 101083970, 202167940]

約数ペア:

[(1, 202167940), (2, 101083970), (4, 50541985), (5, 40433588), (10, 20216794), (13, 15551380), (20, 10108397), (26, 7775690), (43, 4701580), (52, 3887845), (65, 3110276), (86, 2350790), (107, 1889420), (130, 1555138), (169, 1196260), (172, 1175395), (214, 944710), (215, 940316), (260, 777569), (338, 598130), (428, 472355), (430, 470158), (535, 377884), (559, 361660), (676, 299065), (845, 239252), (860, 235079), (1070, 188942), (1118, 180830), (1391, 145340), (1690, 119626), (2140, 94471), (2197, 92020), (2236, 90415), (2782, 72670), (2795, 72332), (3380, 59813), (4394, 46010), (4601, 43940), (5564, 36335), (5590, 36166), (6955, 29068), (7267, 27820), (8788, 23005), (9202, 21970), (10985, 18404), (11180, 18083), (13910, 14534)]